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13642433554651 = 1110112279418141
BaseRepresentation
bin1100011010000110000001…
…1001111110100011011011
31210022012111122120111122221
43012201200121332203123
53242004200442222101
645003125241124511
72605430135615626
oct306414031764333
953265448514587
1013642433554651
11438a7a60a1a20
121643bb3489737
1377c625901a35
14352423b4cdbd
15189d0e98eaa1
hexc686067e8db

13642433554651 has 8 divisors (see below), whose sum is σ = 15030007805808. Its totient is φ = 12279418140000.

The previous prime is 13642433554573. The next prime is 13642433554663. The reversal of 13642433554651 is 15645533424631.

13642433554651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13642433554651 - 211 = 13642433552603 is a prime.

It is a super-2 number, since 2×136424335546512 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13642433554691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6139707960 + ... + 6139710181.

It is an arithmetic number, because the mean of its divisors is an integer number (1878750975726).

Almost surely, 213642433554651 is an apocalyptic number.

13642433554651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13642433554651 is a deficient number, since it is larger than the sum of its proper divisors (1387574251157).

13642433554651 is a wasteful number, since it uses less digits than its factorization.

13642433554651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12279418253.

The product of its digits is 15552000, while the sum is 52.

The spelling of 13642433554651 in words is "thirteen trillion, six hundred forty-two billion, four hundred thirty-three million, five hundred fifty-four thousand, six hundred fifty-one".

Divisors: 1 11 101 1111 12279418141 135073599551 1240221232241 13642433554651